feat: legacy database migration — import old dump, map to new schema, deploy to Tencent Cloud

migrate.sh

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+# 恭学教育 — 数据迁移脚本（仅首次运行）
+# 用法:
+#   1. 确认 MySQL 已启动：docker compose up -d mysql
+#   2. ./migrate.sh /path/to/dump.sql.gz
+set -euo pipefail
+
+DUMP="${1:-}"
+if [ -z "$DUMP" ]; then
+  echo "用法: ./migrate.sh /path/to/dump.sql.gz"
+  echo "示例: ./migrate.sh ~/Downloads/dorm_billing_2026-07-06_01-30-02_mysql_data.sql.gz"
+  exit 1
+fi
+
+# 从 .env 读取密码
+MYSQL_PASS="${MYSQL_ROOT_PASSWORD:-gongxue_2024}"
+
+echo "=== 1/4 导入旧 dump ==="
+gunzip -c "$DUMP" | docker compose exec -T mysql mysql -u root -p"${MYSQL_PASS}" dorm_billing
+echo "旧库导入完成: $(docker compose exec -T mysql mysql -u root -p"${MYSQL_PASS}" -e 'SELECT COUNT(*) AS cnt FROM dorm_billing.students' -N)"
+
+echo "=== 2/4 启动应用（创建新表结构） ==="
+# 短暂启动让 TypeORM synchronize 创建表，然后停掉
+DB_SYNCHRONIZE=true pm2 start ecosystem.config.cjs --only gongxue-backend
+sleep 8
+pm2 stop gongxue-backend
+
+echo "=== 3/4 执行数据迁移 ==="
+docker compose exec -T mysql mysql -u root -p"${MYSQL_PASS}" < migrate-legacy.sql
+
+echo "=== 4/4 重启应用 ==="
+pm2 startOrReload ecosystem.config.cjs --update-env
+pm2 save
+
+echo ""
+echo "迁移完成！运行以下验证:"
+echo "  docker compose exec mysql mysql -u root -p${MYSQL_PASS} gongxue -e 'SELECT COUNT(*) FROM students'"